0001515156-23-000136 3 1 20231106 20231115 20231115 Hansen Stacia 0001999392 3 34 001-37822 231411790 8051 E. MAPLEWOOD AVE. STE 210 GREENWOOD VILLAGE CO 80111 Advanced Emissions Solutions, Inc. 0001515156 2890 275472457 1231 8051 E. MAPLEWOOD AVE., STE 210 GREENWOOD VILLAGE CO 80111 720-598-3500 8051 E. MAPLEWOOD AVE., STE 210 GREENWOOD VILLAGE CO 80111 3 1 wk-form3_1700087965.xml FORM 3 FORM 3 OMB APPROVAL UNITED STATES SECURITIES AND EXCHANGE COMMISSION OMB Number: Washington, D.C. 20549 3235-0104 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF Estimated SECURITIES average burden hours per response... 0.5 Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940 1. Name and Address of Reporting 2. Date of Event 3. Issuer Name and Ticker or Trading Person * Requiring Symbol Hansen Stacia Statement Advanced Emissions Solutions, Inc. (MM/DD/YYYY) [ADES] 11/6/2023 (Last) (First) (Middle) 4. Relationship of Reporting Person(s) to Issuer (Check C/O ADVANCED EMISSIONS SOLUTIONS, all applicable) INC., 8051 E. MAPLEWOOD AVE, STE _____ Director _____ 10% Owner 210 ___X___ Officer (give title below) _____ Other (specify below) Chief Accounting Officer / (Street) 5. If Amendment, 6. Individual or Joint/Group GREENWOOD VILLAGE, CO 80111 Date Original Filing(Check Applicable Line) (City) (State) (Zip) Filed(MM/DD/YYYY) _X_ Form filed by One Reporting Person ___ Form filed by More than One Reporting Person Table I - Non-Derivative Securities Beneficially Owned 1.Title of Security 2. Amount of 3. 4. Nature of Indirect (Instr. 4) Securities Ownership Beneficial Ownership Beneficially Form: (Instr. 5) Owned Direct (Instr. 4) (D) or Indirect (I) (Instr. 5) Common Stock 43,337 D Table II - Derivative Securities Beneficially Owned (e.g., puts, calls, warrants, options, convertible securities) 1. Title of Derivate Security 2. Date Exercisable 3. Title and Amount 4. 5. 6. Nature of (Instr. 4) and Expiration Date of Securities Conversion Ownership Indirect (MM/DD/YYYY) Underlying or Form of Beneficial Derivative Security Exercise Derivative Ownership (Instr. 4) Price of Security: (Instr. 5) Derivative Direct (D) Security or Indirect (I) Date Expiration Title Amount (Instr. 5) Exercisable Date or Number of Shares Explanation of Responses: Reporting Owners Reporting Owner Name / Address Relationships Director 10% Owner Officer Other Hansen Stacia C/O ADVANCED EMISSIONS SOLUTIONS, Chief Accounting INC. Officer 8051 E. MAPLEWOOD AVE, STE 210 GREENWOOD VILLAGE, CO 80111 Signatures /s/ Stacia Hansen 11/15/2023 ** Signature of Reporting Person Date Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly. * If the form is filed by more than one reporting person, see Instruction 5(b)(v). ** Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a). Note: File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure. Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.